a. smirk 是指嘲弄地笑。比如：She smirked and I could tell she was happy that I had failed.（她嘲弄地笑了笑，我知道她是因为我失败了而感到高兴）。
b. grimace 描述的很不喜欢某件事或是某个人的时候的表情。比如：She grimaced at the fact that he was there at the party.（她因为他也在派对现场，所以皱了一下眉头）。
c. chin up and nose high up in the air 指的是抬起下巴，鼻子高高向上，喻指一副目中无人、很不屑的表情。比如：She had her chin up and nose high up in the air, like she's the queen of the world.（她一副趾高气昂、目中无人的样子，就像自己是女王一样）。